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Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- State Intellectual Property Office of China has published Dezhou Jingmei Petroleum Machinery Co Ltd patent application for Cooperative Construction Method for Toe End Sliding Sleeve and Sleeve Floating Coupling Structure. The invention was developed by Zhang Hongliang.
The patent application number is CN20..
Oil & Gas
| Thu 29 Jan 2026
Kuala Lumpur, Jan. 29 -- Malaysian Patent for Snorkel Tube with Debris Barrier for Electronic Gauges Placed on Sand Screens has been issued to Halliburton Energy Services. This invention was developed by Richards William Mark and Frosell Thomas Jules.
The patent application number is MY2019PI02181 20120926. The patent publica..
Oil & Gas
| Thu 29 Jan 2026
Rijswijk, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Methods and Systems Using an Optical Receiver and Electro-optic Methods to Transmit Data from Integrated Computational Elements. This invention was developed by Franciscus Maria Bouwelen, David Andrew Barfoot, Etienne M Samson and Tasneem Amm..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Baker Hughes has filed a patent application for Pressure Mitigating Dielectric Debris Seal for a Pothead Interface. This invention was developed by Shaver Clark D, Frey Jeffrey G and Glasscock Terry L.
The patent application number is NO20130000181 20130205. The patent publication number is NO20130181 (A1). Int..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Schlumberger Technology has submitted a patent application for Gas Lift Valve Assembly with Isolation Means. This invention was developed by Messick Tyson R, Burnett Iii Kenneth C and White Thomas M.
The patent application number is NO20150000743 20150609. The patent publication number is NO20150743 (A1). Inter..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has filed a patent application for Fremgangsmåte Og Pil for Å Aktivere En Underjordisk Plugg Lokalisert I En Underjordisk Brønn. This invention was developed by Szarka David D.
The patent application number is NO20160001519 20160922. The patent publication number is NO20161519 (A1..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Hydril USA Distribution has submitted a patent application for Safety Integrity Levels (sil) Rated System for Blowout Preventer Control. This invention was developed by Holmes John S, Milliman Douglas and Huerta Luis.
The patent application number is NO20170000345 20170309. The patent publication number is NO20..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Baker Hughes has submitted a patent application for Sea Floor Boost Pump and Gas Lift System and Method for Producing a Subsea Well. Portman Lance developed the invention.
The patent application number is NO20170000508 20170328. The patent publication number is NO20170508 (A1). International Patent Classificati..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Norwegian Industrial Property Office has published Baker Hughes patent application for Method of Determining When Tool String Parameters Should be Altered to Avoid Undesirable Effects That Would Likely Occur If the Tool String Were Employed to Drill a Borehole and Method of Designing a Tool String. The invention..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Methods and Systems for Modeling an Advanced 3-dimensional Bottomhole Assembly. This invention was developed by Samuel Robello, Sun Cili, Kozak Alp and Fung Alfred.
The patent application number is NO20170000443 20170322. The patent publication ..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Optimized Production Via Geological Mapping. This invention was developed by Donderici Burkay and Iskander Fady Adel Maurice.
The patent application number is NO20170000478 20170324. The patent publication number is NO20170478 (A1). Internationa..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has sought patent for Methods and Apparatus for Multi-well Ranging Determination. This invention was developed by Wu Hsu-hsiang, Donderici Burkay and Fan Yijing.
The patent application number is NO20170000514 20170329. The patent publication number is NO20170514 (A1). International P..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Norwegian Industrial Property Office has released Halliburton Energy Services patent application for Treatment of Subterranean Formations with Self-healing Resins. This invention was developed by Salla Rajender, Rama Mallikarjuna Shroff and Pravesh Jag.
The patent application number is NO20170000328 20170306. T..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has sought patent for Smart Subsea Pipeline with Channels. This invention was developed by Green Todd J, Wachtel Ii Alexis and Markus William.
The patent application number is NO20170000458 20170323. The patent publication number is NO20170458 (A1). International Patent Classificatio..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Well Ranging Apparatus, Methods, and Systems. Wu Hsu-hsiang, Fan Yijing and Prakash Anand developed the invention.
The patent application number is NO20170000354 20170310. The patent publication number is NO20170354 (A1). International Patent Cl..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Internally Trussed High-expansion Support for Refracturing Operations. Fripp Michael Linley, Murphree Zachary Ryan, Gano John and Adkins Darrell developed the invention.
The patent application number is NO20170000335 20170308. The patent publica..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Norwegian Industrial Property Office has published Halliburton Energy Services patent application for Circulation System Facilitating Gravel Slurry Removal. The invention was developed by Richards William Mark and Penno Andrew.
The patent application number is NO20170000526 20170330. The patent publication numb..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Downhole Tools Comprising Sealing Elements Composed of Elastomer and Anhydrous Acid Particles. This invention was developed by Fripp Michael Linley, Walton Zachary William and Beuterbaugh Aron M.
The patent application number is NO20170000423 20..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Mud Telemetry with Rotating Control Device. This invention was developed by Pool Charles M.
The patent application number is NO20170000432 20170320. The patent publication number is NO20170432 (A1). International Patent Classification codes are ..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Adjustable Seat Assembly. This invention was developed by Pacey Kendall Lee.
The patent application number is NO20170000428 20170320. The patent publication number is NO20170428 (A1). International Patent Classification codes are E21B23/04, E21B..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Norwegian Industrial Property Office has published Halliburton Energy Services patent application for Well Detection Using Induced Magnetic Fields. The invention was developed by Williams Percival Frederick.
The patent application number is NO20170000391 20170315. The patent publication number is NO20170391 (A1..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Opto-electrical Networks for Controlling Downhole Electronic Devices. Wilson Glenn Andrew and Chia Yan-wah Michael developed the invention.
The patent application number is NO20170000390 20170315. The patent publication number is NO20170390 (A1)..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Analyzing Drill Cuttings Using Ultraviolet Oil Fluorescence. This invention was developed by Smith Adrian, Henderson Matt and Brown Paul.
The patent application number is NO20170000502 20170328. The patent publication number is NO20170502 (A1). ..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Anti-preset and Anti-reset Feature for Retrievable Packers with Slips Above Elements. This invention was developed by Tuckness Cynthia, Ezell Michael Dale and Scott James W.
The patent application number is NO20200000234 20200226. The patent pub..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- China University of Petroleum, East China has sought patent for Porosity Prediction Method Based on Multivariate Two-dimensional Pore Throat Parameter Analysis. This invention was developed by Wang Jian, Xie Ning, Cao Yingchang, Sun Xinyu, Zhang Zhenhan, Wu Bing and Ran Yixuan.
The patent application number ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- State Intellectual Property Office of China has received China University of Petroleum, Beijing patent application for Seismic Inversion Method Based on Horizontal Well Information Explicit Constraint and Related Device. Li Qixin, Yuan Sanyi, Zheng Xiaowen, Wang Bo and Liu Lang developed the invention.
The p..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- PetroChina has submitted a patent application for Seismic Data Reconstruction Method and Related Device. This invention was developed by Yang Haijun, Xiao Youjun, Peng Gengxin, Duan Wensheng, Huang Jianping, Wang Chuan, Sun Xianyun, Dang Qingning, Zhang Ruhua, Lu Jingya and Sun Miaomiao.
The patent applicati..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- State Intellectual Property Office of China has published PetroChina patent application for Complex Area Velocity Modeling and Gather Correction Imaging Method and Related Device. The invention was developed by Chen Yangyang, Duan Wensheng, Zhao Ruirui, Qin Long and Sun Haijun.
The patent application number ..
Oil & Gas
| Thu 29 Jan 2026
Kuala Lumpur, Jan. 29 -- Baker Hughes Energy Technology UK has been granted a patent for Sacrificial Shielding. This invention was developed by Snowdon Paul and Clack Ashley.
The patent application number is MY2018PI02858 20170627. The patent publication number is MY191161 (A). International Patent Classification code is F16L..
Oil & Gas
| Thu 29 Jan 2026
Kuala Lumpur, Jan. 29 -- Halliburton Energy Services has been awarded a patent for Compression Activated Bypass Valve. This invention was developed by Boutin Jacob James, Russo Christopher Dale and Sanchez Daniel Aaron.
The patent application number is MY2017PI702882 20150520. The patent publication number is MY191338 (A). In..
Oil & Gas
| Thu 29 Jan 2026
Kuala Lumpur, Jan. 29 -- Halliburton Energy Services has obtained a patent for communication system for an offshore drilling system. This invention was developed by Khan Jameel A.
The patent application number is MY2018PI01955 20160809. The patent publication number is MY191336 (A). International Patent Classification codes a..
Oil & Gas
| Thu 29 Jan 2026
Rijswijk, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Apparatus and Method of Alleviating Spiraling in Boreholes. This invention was developed by Jeremy Alexander Greenwood and Christopher Neil Marland.
The patent application number is NL20161041769 20160318. The patent publication number is NL..
Oil & Gas
| Thu 29 Jan 2026
Rijswijk, Jan. 29 -- Halliburton Energy Services has submitted a patent application for Frequency Comb for Downhole Chemical Sensing. This invention was developed by Satyan Gopal Bhongale and Daniel Joshua Stark.
The patent application number is NL20161041826 20160418. The patent publication number is NL1041826 (A). Internation..
Oil & Gas
| Thu 29 Jan 2026
Rijswijk, Jan. 29 -- Netherlands Patent Office has released Halliburton Energy Services patent application for Packing Element Back-up System Incorporating Iris Mechanism. This invention was developed by Lorn Scott Macdonald.
The patent application number is NL20161041829 20160420. The patent publication number is NL1041829 (A)..
Oil & Gas
| Thu 29 Jan 2026
Rijswijk, Jan. 29 -- Halliburton Energy Services has sought patent for Running Tool Lock Mechanism. This invention was developed by Odee Paul Daigle and Gary Allen Kohn.
The patent application number is NL20161041835 20160421. The patent publication number is NL1041835 (A). International Patent Classification codes are E21B17/0..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- China University of Petroleum, East China has sought patent for Method for Identifying Different Ecological Environment Recovery Time Scales After Volcanic Activities. This invention was developed by Liang Chao, Xie Haoran, Wu Jing, Cao Yingchang and Liu Keyu.
The patent application number is CN202510847676 ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- PetroChina has submitted a patent application for Oily Sewage Demulsification Sedimentation System and Operation Method Thereof. This invention was developed by Li Yaqing, Qin Xueliang, Zuo Qingsong, Zhao Si, Turedi Abdukrim, Tavakoli Abdukhim, Wang Shih-chia, Du Jian, Li Yaping, Liao Wei, Yang Jianguo and Wa..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- Schlumberger Technology has submitted a patent application for Apparatus, Systems, and Methods for Drilling Fluid Management. This invention was developed by Stewart Colin, Huang Wei, Merceron Bernard, Tran Khanh and Bouguta Csaba.
The patent application number is CN20238082040 20231023. The patent publicati..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- IFP Energies nouvelles has submitted a patent application for Method for Producing 5-hmf by Extracting Water in Synthesis Process, Converting Sugars in Non-aqueous Solvent. This invention was developed by Borras Martin, Tun Toon Boon Nee, Fernandez Espada Pastor Maria, Rahmer Klaus, Losset Hans and Pagot Alex..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- China University of Petroleum, Beijing has submitted a patent application for Stratum Fracture Identification Method, Device, Equipment, Medium and Program Product. This invention was developed by Pang Xiaojiao, Zhang Yongjia, Wang Guiwen, Wang Zhongrui, He Zhibin, Li Hongbin, Wang Lei and Lai Jin.
The paten..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- China University of Petroleum, East China has sought patent for Layered Medium Induction Logging Response Intelligent Forward Modeling Method. This invention was developed by Qiao Ping, Wang Lei, Li Chenjie, Chen Zhen, Ling Huaizhi, Cai Hao and Li Ding.
The patent application number is CN202510845777 2025062..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- Zhanjiang Branch of China National Offshore Oil has filed a patent application for Pressure Activation Type Integrated Acidification Sliding Sleeve and Ball Seat Shunting Control Device. This invention was developed by Liu Hexing, Sun Dongzheng, Jian Cheng, Zhang Wandong, Wang Wei, Lin Siyuan, Zhao Baoxiang, ..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- State Intellectual Property Office of China has published ExxonMobil Technology and Engineering patent application for Hydrofracturing Process Using Fracturing Fluid Comprising Coke Proppant Particles and Low Base Viscosity Carrying Fluid. The invention was developed by Benish Timothy G, Sherry Ryan Michael, ..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- ExxonMobil Technology and Engineering has submitted a patent application for Fracturing Fluids and Hydraulic Fracturing Methods Using Coke Proppants in Combination with Non-coke Proppants. This invention was developed by Jin Xiaoming, Spieker Peter M, Sherry Ryan Michael, Benish Timothy G, Dyke Kevin K, Kao C..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- ExxonMobil Technology and Engineering has submitted a patent application for Hydraulic Fracturing Method for Sequentially Introducing Fracturing Fluids Containing Different Proppants into Subterranean Formation. This invention was developed by Besellier Jeffrey C, Spieker Peter M, Sherry Ryan Michael, Jin Xia..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- State Intellectual Property Office of China has published ExxonMobil Technology and Engineering patent application for Method for Re-fracturing Operations Using Coke Proppant Particles. The invention was developed by Sherry Ryan Michael, Brown James S, Spieker Peter M, Kulkarni Mayur G, Benish Timothy G and G..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- ExxonMobil Technology and Engineering has filed a patent application for Hydrofracturing Process Using Coke Proppant Particles. This invention was developed by Sherry Ryan Michael, Brown James S, Spieker Peter M, Benish Timothy G, Geiss Keith Barry and Kulkarni Mayur G.
The patent application number is CN202..
Oil & Gas
| Thu 29 Jan 2026
Beijing, Jan. 29 -- State Intellectual Property Office of China has released Northeast Petroleum University patent application for Oil and Gas Well Sand Prevention and Yield Increase Integrated Device and Process Based on Nanotechnology. This invention was developed by Yin Xianpei, Gao Yifei and Liu Jinxiang.
The patent applica..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- State Intellectual Property Office of China has released ExxonMobil Technology and Engineering patent application for Proppant Particles Formed from Fluid Coke and Flexible Coke, Fracturing Fluids Comprising Such Proppant Particles, and Methods Related Thereto. This invention was developed by Gordon Peter A a..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- ExxonMobil Technology and Engineering has applied Chinese patent for Hydraulic Fracturing Fluids Comprising Micro Proppant Coke Particles, Methods of Making Same, and Methods of Hydraulic Fracturing Using Same. Jin Xiaoming, Hall Leif J, Sherry Ryan Michael, Spieker Peter M, Giercek Jaroslaw M and Staus Georg..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- China University of Petroleum, East China has submitted a patent application for Electric Submersible Pump Well Group Management System and Method Based on Digital Twinning. This invention was developed by Wang Zhenbo, Yan Xingxing, Wang Jihao and Sun Zhiqian.
The patent application number is CN202510838123 ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- Entegris has applied Chinese patent for Functionalized Organotin Precursors and Related Methods. Emmert David M, Cameron Timothy M and Fafard Cedric developed it.
The patent application number is CN20238084864 20231113. The patent publication number is CN120344916 (A). International Patent Classification cod..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- Saudi Arabian Oil has filed a patent application for Process for Hydrotreating and Cracking Crude Oil. This invention was developed by Al Herz Mansour Ali, Acar Aaron, Xu Qi, Ding Lianhui and Al-ghamdi Bandar.
The patent application number is CN20238084670 20231211. The patent publication number is CN1203446..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- IFP Energies nouvelles has submitted a patent application for Method for Recycling and Treatment of Used Plastics by Dissolving in a Solvent and Step. Haroun Yacine, Tebianian Sarah, Weiss Walter, Gillardon Sophie and Leinekugel Le Cocq Damien developed the invention.
The patent application number is CN20238..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- State Intellectual Property Office of China has received Zhengzhou Sandaote Gas Cylinder Technology patent application for Grinding and Polishing Equipment for Inner Surface of Electronic Gas Cylinder and Operation Process of Grinding and Polishing Equipment. Ma Haomin, Liu Weitao, Liu Yi and Chen Yunzi devel..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- China University of Petroleum, East China has sought patent for Method for Extracting Singlet Split Triplet Electrons and Application. This invention was developed by Wang Chenyang, Fan Xiaonan and Liu Heyuan.
The patent application number is CN202510503900 20250422. The patent publication number is CN120346..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Merchants Ind Group Yangzhou Dingheng Shipbuilding Co Ltd has sought patent for Safe Ventilation System of Liquefied Gas Transport Ship. This invention was developed by Jiang Wei, Yu Xiong, Cai Bin, Ye Zhifeng, Xiong Dengpan, Liu Cong, Wang Dong, Wang Hao, Ni Jiaqing, Zhao Xinyou, Dong Linhai, Zhang Xio..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- State Intellectual Property Office of China has received China Nat Offshore Oil Corp and Beijing Res Center CNOOC China Co Ltd patent application for Underwater Anchor Chain Tensioner System. Li Da, Yi Cong, Li Shuzhao, Li Hui, Bai Xueping, Zhang Hui, Fan Lindong, Sun Guodong, Li Gang, Deng Xiaokang and Gao Y..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- Zhejiang Jiafeili New Mat Co Ltd has sought patent for Efficient Production Device for Ultrathin Hydrogen Production Diaphragm. This invention was developed by Li Longhui, Li Zhengyuan, Li Yanmin, Zhang Shaofei, Li Juan and Sun Jiazheng.
The patent application number is CN202510473697 20250416. The patent ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- Caesar Sanitar Co Ltd has filed a patent application for Liquid Outlet System and Gas-liquid Mixing Device. This invention was developed by Xiao Junxiang and Huang Tianyao.
The patent application number is CN20241063052 20240116. The patent publication number is CN120325114 (A). International Patent Classi..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- State Intellectual Property Office of China has published Dalian Kuangda Tech Co Ltd patent application for Low-concentration Carbon Dioxide Recycling and Refining Device. The invention was developed by Wang Xiaofeng and Wang Qian.
The patent application number is CN202510831954 20250620. The patent public..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- State Intellectual Property Office of China has released Langfang Kunhe Filtration Equipment Co Ltd patent application for Folding High-strength Frameless Natural Gas Filter Element. This invention was developed by Liu Zenian, Zhang Zhongyang and Xi Changliang.
The patent application number is CN2025105352..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- Chongqing Minghao Intelligent Tech Co Ltd has filed a patent application for Discharge-aiding Yield-increasing Blowout Liquid-discharging Natural Gas Recovery Device and Method. This invention was developed by Guo Jing, Duan Haiping and Yue Wenjuan.
The patent application number is CN202510700336 20250528...
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- Yancheng Qihang Petroleum Machinery Co Ltd has filed a patent application for Valve with Filtering Function. This invention was developed by Cui Long, Yao Hongkou, Cui Wenqi, Cui Zehua and Cui Chunbo.
The patent application number is CN202510495364 20250421. The patent publication number is CN120324978 (A)..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 29 -- State Intellectual Property Office of China has received IFP Energies nouvelles patent application for Hydrotreating And/or Hydrocracking Catalyst Based on Group VIB, Group VIII and Group IVB Elements. Bonduelle Audrey developed the invention.
The patent application number is CN20238082173 20231123. The pa..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Weatherford Technology has submitted a patent application for Setting Tool with Pressure Shock Absorber. Budde Marcel developed the invention.
The patent application number is NO20160001515 20160922. The patent publication number is NO20161515 (A1). International Patent Classification codes are E21B23/00, E21..
Oil & Gas
| Thu 29 Jan 2026
Oslo, Jan. 29 -- Norwegian Industrial Property Office has released Weatherford Technology patent application for Stage Tool. This invention was developed by Farley Douglas Brian, Wind Stephanie Dianne and Wilkin James Frederick.
The patent application number is NO20170000426 20170320. The patent publication number is NO201704..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have submitted a patent application for Device and Method for Evaluating Arc Extinguishing Characteristic of Multi-gap Lightning Arrester. Zhang Yingjie, Jiang Hui, Bi Xiaolei, Sun Lifu, Tao Bin, Wang Shiqiang, Ma Mengbai and ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have applied Chinese patent for Hydrocarbon Generation and Expulsion Simulation Experiment Method and Device. Cao Zhe, Wei Pei, Zhang Zhongmin, Guo Jinrui, Tian Naxin and Guo Fengtao developed it.
The patent application numbe..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have submitted a patent application for Rapid Qualitative Device and Method for Flame Retardant Components. This invention was developed by Ma Qian, Song Xiangning, Yuan Yuan, Li Peng, Liu Aolin and Wan Kefeng.
The patent a..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Nat Offshore Oil Corp and Zhanjiang Branch of China National Offshore Oil have submitted a patent application for Method for Identifying Algae Bombardment Type Oil Shale Based on Carbon Isotope and Biomarker. This invention was developed by Xu Xinde, He Weijun, Zhou Gang, Zhu Jitian, Peng Hailong, Yang ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Method for Preparing Diol by Hydrating Epoxyalkane. Jin Ming, He Wenjun and Yu Fengping developed the invention.
The patent application number is CN20241072475 20240118. The patent pub..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have submitted a patent application for Static Electricity Conducting Device for Floating Disc of Inner Floating Roof Storage Tank and Using Method of Static Electricity Conducting Device. This invention was developed by Li Ro..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Engineering have submitted a patent application for Ton Bag Packaging Machine and Feeding and Discharging Device Thereof. This invention was developed by Li Changsong, Wang Guanglei, Xiao Feng, Liu Jingming, Xie Xin, Son Young-deuk, Tang Yankun, Li Gangyi, Cui Zhen and F..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- Daqing Oilfield and PetroChina have submitted a patent application for Two-way Moving High-pressure Water Jet Pipeline Assembly in Pipeline and Operation Method. This invention was developed by Tang Kai, Yang Haibo, Liu Peng, Niu Wenjuan, Cui Dayong, Li Bo, Zhang Pengjuan, Lyu Yang, Yue Dongwei, Li Zhibo and ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have filed a patent application for Blasting Depressurization Experiment Equipment and Method for Oil and Gas Conveying Composite Pipe. This invention was developed by Huang Xianbin, Son Myung-won and Xie Shouming.
The pate..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 --China Petroleum & Chemical, Anqing Branch China Petroleum & Chemical Corp and Zhejiang University have sought patent for Optimized Calculation and Analysis Method for Recycling and Utilizing Dilatation Steam of Drainage Water. This invention was developed by Chen Jianhong, Zhang Min, Wang Guoyun, Li Biao, Bao ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical, Anqing Branch China Petroleum & Chemical Corp and Zhejiang University have submitted a patent application for Method for Drawing Working Condition Diagram and Feasible Region of Double-back-extraction Heat Supply Unit. Chen Jianhong, Sun Aiguo, Wang Guoyun, Yang Shuai, Zhang Hongku..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have filed a patent application for Cross-linked Elastomer Composition, Cross-linked Elastomer and Preparation Method of Cross-linked Elastomer. This invention was developed by Liu Chao, Wang Lili, Zheng Fangyuan and Wang Leilei..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have applied Chinese patent for Cross-linked Elastomer Composition, Cross-linked Elastomer and Preparation Method of Cross-linked Elastomer. Liu Chao, Wang Lili and Zheng Fangyuan developed it.
The patent application number i..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- Southeast University and Sinopec Nanjing Engineering & Construction have sought patent for Desulfurization System Integrating Ardealite Drying Dehydration and Calcination Decomposition. This invention was developed by Xiang Wenguo, Yuan Pengxing, Li Meng, Zhang Lei, Wang Lina and Chen Shiyi.
The patent app..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- Sinopec Group, Sinopec Oilfield Service and Sinopec Petroleum Eng Corp have sought patent for Thickened Oil Produced Water Deoiling Device Suitable for Falling Film Evaporator. This invention was developed by Zhou Jing, Xiao Xiaolong, Peng Gang, Cai Xin, Hao Yue, Liu Huan, Cao Haibing, Zhang Xinrui, Cao Yaqi ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- Sinopec Group, Sinopec Oilfield Service and Sinopec Petroleum Eng Corp have submitted a patent application for Gravity Cyclone Flash Evaporation Device. This invention was developed by Zhang Lei, Wang Wei, Xiao Xiaolong, Qi Zhaotao, Guo Jian, Song Yu, Cao Haibing, Shao Shuai, Zhou Fan and Cui Ke.
The paten..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China National Petroleum, China Nat Petroleum Corporation Engineering Co Ltd, China Petroleum Pipeline Engineering Co Ltd and China National Petroleum Pipeline Science Res Institute Co Ltd have submitted a patent application for Double-welding-torch Solid Welding Wire Automatic Welding Method. This invention ..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical, Sinopec Oilfield Service and Sinopec Petroleum Eng Corp have submitted a patent application for Method for Monitoring Surface Deformation and Interference Pair Optimization Method Thereof. This invention was developed by Jing Shaodong, Zhong Chuhan, Xu Shuailing, Zhang Wenyuan, Wan..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical, Sinopec Oilfield Service andSinopec Petroleum Eng Corp have filed a patent application for Method for Separating InSAR (interferometric Synthetic Aperture Radar) Earth Surface Tiny Deformation Phase. This invention was developed by Jing Shaodong, Zhong Chuhan, Xu Shuailing, Wang Qi..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Quick Estimation Method, Device and Equipment for Shale Gas Reserve Value and Storage Medium. This invention was developed by Zhang Fengdong, Huang Xuebin, Zheng Zhenheng and Yu Lian.
T..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China University of Petroleum, Beijing and Beijing Lamoer Tech Development Co Ltd have submitted a patent application for Nuclear Magnetic Resonance Method for Continuously Measuring Curing Degree of Epoxy Resin Adhesive. This invention was developed by Zhang Juan, Zhang Shanwen, Wang Hongbo, Lyu Qichao, Yang..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- Sinopec Oilfield Service and Sinopec Jingwei Co Ltd have submitted a patent application for Ancient Buried Hill Reservoir Facies Belt Division Method, Device, Equipment and Medium. This invention was developed by Zhao Junfeng, Zeng Xiang, Li Ning, Shi Fengxiang, Wang Xuanran, Liu Qun and Shen Yong.
The pat..
Oil & Gas
| Wed 28 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Shale Oil Evaluation Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Cao Zhe, Wang Xin, Zhu Kai, Zhang Zhongmin, Guo Jinrui and Guo Fengtao.
..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have submitted a patent application for Multi-gap Lightning Arrester Structure Optimization Method Based on Orthogonal Test. This invention was developed by Zhang Yingjie, Jiang Hui, Bi Xiaolei, Ma Mengbai, Tao Bin and Liu Xua..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical, Sinopec Research Institute Safety Engineering Co Ltd andSinopec Qingdao Refining Chemical Corp Ltd have submitted a patent application for Dry Gas Seal Multi-source Data Fusion Dynamic Test and Fault Simulation Experiment Table. Huang Xin, Liu Xiaojin, Chen Wenwu, Zhang Zhenqiang, ..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical, Sinopec Oilfield Equipment and Jingzhou Shiji Paichuang Petroleum Machinery Detection Co Ltd have sought patent for Pipeline Pressure Signal Denoising Method. This invention was developed by Lu Wenqing, Wu Gang, Shi Yunze, Wang Jun, Zhang Zhiguang and Song Manhua.
The patent app..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- PetroChina and Res Institute Safety & Env Tech Co Ltd China Nat Petroleum Corp have applied Chinese patent for Dissolved Oxygen Concentration Control System and Method. He Wei, Li Jufeng, Zhang Xuan, Tang Zhihe, Luan Hui, Wang Ruoyao, Ma Lin, Zou Chengcheng, Zhai Xiaojuan and Dong Zhihe developed it.
The p..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Well Logging Interpretation Method and Device for Glauconite Sandstone Reservoir Permeability. Ding Feng, Wu Jie and Fu Weishu developed the invention.
The patent application number is ..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have applied Chinese patent for Overflow Monitoring System and Method. Zang Yanbin, Jiang Tianwen, Zhou Haobo, Liu Jinge, Fan Hongkang and Gao Xiaodong developed it.
The patent application number is CN20241063417 20..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have sought patent for Controller for Spill Monitoring Processing, Spill Monitoring Processing System and Spill Monitoring Processing Method. This invention was developed by Zang Yanbin, Jiang Tianwen, Zhou Haobo, Liu ..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have submitted a patent application for Device and Method for Multistage Pitching Temporary Plugging Fracturing of Deep Shale Gas. Chen Zuo, Li Shuangming, Wei Ran and Fu Liang developed the invention.
The patent ap..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- Daqing Oilfield and PetroChina have submitted a patent application for Device and Method for Replacing Shale Oil and Gas Under Pressure Maintaining Condition. This invention was developed by Huang Kexiang, Wang Xiandong, Wang Haiyan, Tian Xiaobin, Wang Zhiguo, Wang Youzhi and Zeng Hongbin.
The patent appli..
Oil & Gas
| Tue 27 Jan 2026
Beijing, Jan. 28 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company have submitted a patent application for Gas Well Liquid Drainage Device. This invention was developed by Wei Ruiling, Shen Jian, Wang Xiaoyang, Yi Lin, Sheng Jianming and Duan Chenglian.
The patent application number is CN20241061893 2024011..
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